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Finding the Fourth Proportional to 64,344.28, 88,797.54 and 36,049

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Solution

The fourth proportional to 64,344.28, 88,797.54 and 36,049 is: 49,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,344.28 : 88,797.54 = 36,049 : x
  2. Step 2: Convert to fraction form
    64,344.28/88,797.54 = 36,049/x
  3. Step 3: Cross multiply
    64,344.28x = 88,797.54 × 36,049
  4. Step 4: Simplify right side
    64,344.28x = 3,201,062,519.46
  5. Step 5: Solve for x
    x = 3,201,062,519.46/64,344.28
  6. Step 6: Final answer
    x = 49,748.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.